/*
 * @Descripttion: 
 * @Author: liuYaoYu
 * @Date: 2021-12-12 17:35:28
 * @LastEditors: liuYaoYu
 * @LastEditTime: 2021-12-12 17:40:56
 */


 package main

 import (
	 "fmt"
 )

func test (num1 int , num2 int)(sum int ,sub int){
	sum = num1+num2
	sub = num1-num2
	return
}
 func main(){
	 n1,n2:=test(10,20)
	 fmt.Println("=======>",n1,n2)
 }